texk 1

git-svn-id: svn://tug.org/texlive/trunk@1485 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 236 insertions, 0 deletions

diff --git a/Build/source/texk/xdvik/events.h b/Build/source/texk/xdvik/events.h
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+++ b/Build/source/texk/xdvik/events.h
@@ -0,0 +1,236 @@
+/*
+ * Copyright (c) 1990-2004  Paul Vojta and the xdvik development team
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * PAUL VOJTA OR ANY OTHER AUTHOR OF THIS SOFTWARE BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#ifndef EVENTS_H_
+#define EVENTS_H_
+
+/*
+ *	Flag values and masks for event_flags
+ */
+
+#define	EV_IDLE			(1<<0)	/* 	1 - non-event */
+#define	EV_CURSOR		(1<<1)	/* 	2 - cursor needs to revert back to ready */
+#define	EV_EXPOSE		(1<<2)	/* 	4 - expose occurred somewhere */
+#define	EV_MAG_MOVE		(1<<3)	/* 	8 - magnifier moved */
+#define	EV_MAG_GONE		(1<<4)	/*     16 - magnifier gone while being drawn */
+#define	EV_ACK			(1<<5)	/*     32 - used internally */
+#define	EV_SRC			(1<<6)	/*     64 - source special operation is pending */
+#define	EV_ANCHOR		(1<<7)	/*    128 - anchor search is pending - should maybe move this up? */
+#define	EV_FIND			(1<<8)	/*    256 - string search */
+#define	EV_FIND_CANCEL		(1<<9)	/*    512 - string search cancelled */
+#define	EV_FILEHIST_GOTO_PAGE	(1<<10)	/*   1024 - get page from file history */
+#define	EV_PAGEHIST_INSERT	(1<<11)	/*   2048 - get page from file history */
+#define	EV_NEWPAGE		(1<<12)	/*   4096 - new page requested */
+#define	EV_PS_TOGGLE		(1<<13)	/*   8192 - PostScript toggled on or off */
+#define	EV_RELOAD		(1<<14)	/*  16384 - reload dvi file */
+#define	EV_NEWDOC		(1<<15)	/*  32768 - new dvi file requested */
+#define	EV_TERM			(1<<16)	/*  65536 - quit */
+#define	EV_MAXPLUS1		(1<<17) /* 131072 - marker for highest element */
+
+#define	EV_GE_IDLE		(EV_MAXPLUS1 - EV_IDLE)
+#define	EV_GT_IDLE		(EV_MAXPLUS1 - EV_CURSOR)
+#define	EV_GE_CURSOR		(EV_MAXPLUS1 - EV_CURSOR)
+#define	EV_GE_EXPOSE		(EV_MAXPLUS1 - EV_EXPOSE)
+#define	EV_GE_MAG_MOVE		(EV_MAXPLUS1 - EV_MAG_MOVE)
+#define	EV_GE_MAG_GONE		(EV_MAXPLUS1 - EV_MAG_GONE)
+#define	EV_GE_ACK		(EV_MAXPLUS1 - EV_ACK)
+#define	EV_GE_FIND		(EV_MAXPLUS1 - EV_FIND)
+#define	EV_GE_FIND_CANCEL	(EV_MAXPLUS1 - EV_FIND_CANCEL)
+#define	EV_GE_NEWPAGE		(EV_MAXPLUS1 - EV_NEWPAGE)
+#define	EV_GE_PS_TOGGLE		(EV_MAXPLUS1 - EV_PS_TOGGLE)
+#define	EV_GE_NEWDOC		(EV_MAXPLUS1 - EV_NEWDOC)
+#define	EV_GE_RELOAD		(EV_MAXPLUS1 - EV_RELOAD)
+#define	EV_GE_TERM		(EV_MAXPLUS1 - EV_TERM)
+
+#define	EV_NOWAIT		EV_GE_IDLE
+
+
+struct xio {
+    struct xio *next;	/* link to next in list */
+    int fd;		/* file descriptor */
+    int xio_events;	/* same as in struct pollfd
+			   (can't call it events because poll.h
+			   on AIX defines events to something else) */
+#if HAVE_POLL
+    struct pollfd *pfd;
+#endif
+    char *(*read_proc) (int);	/* call to read from fd, or NULL */
+    void (*write_proc) (int);	/* call to write to fd, or NULL */
+};
+
+struct xchild; /* forward declaration */
+
+typedef void (*childProcT)(int exitval, struct xchild *this);
+
+struct xchild {
+    struct xchild *next;	/* link to next in list */
+    pid_t pid;		/* pid of process, or 0 */
+    Boolean killable;	/* if can be killed with SIGKILL */
+    char *name;		/* name of process, for printing error message */
+    struct xio *io;	/* pointer to i/o structure for reading error msg. */
+    void *data;		/* arbitrary data passed to proc */
+
+    /* proc is a pointer to a function to call when the child exits; it will be
+     * called with 2 arguments:
+     * - The return status of the child
+     * - A pointer to the current struct (so that the procedure can free()
+     *   (elements of) the struct when needed, or have access to the data field).
+     */
+    childProcT proc;
+};
+
+typedef enum xtimerT_ {
+    XTM_DEFAULT = 0,
+    XTM_STATUSLINE,
+    XTM_HREF
+} xtimerT;
+
+struct xtimer {
+    struct xtimer *next;	/* link to next in chain */
+    struct timeval when;	/* when to call the routine */
+    xtimerT type;		/* timer type */
+    void (*proc) (struct xtimer *);	/* procedure to call */
+#if XDVI_XT_TIMER_HACK
+    XtTimerCallbackProc xt_proc;	/* additional data for Xt callbacks */
+    XtPointer closure;
+#endif
+};
+
+extern void set_timer(struct xtimer *tp, int ms);
+extern void cancel_timer(struct xtimer *tp);
+
+extern int get_num_actions(void);
+extern XtActionsRec *get_actions(void);
+
+extern int atopix(const char *, Boolean);
+
+extern int check_goto_page(int pageno);
+extern Boolean get_int_arg(String * param, Cardinal *num_params, int *res);
+extern Boolean toggle_arg(int arg, String * param, Cardinal *num_params);
+
+extern void clearexpose(struct WindowRec *windowrec, int x, int y, unsigned w,
+			unsigned h);
+extern void expose(struct WindowRec *windowrec, int x, int y, unsigned int w,
+		   unsigned int h);
+extern void home(wide_bool);
+extern int set_bar_value(Widget bar, int value, int max);
+
+extern void reconfig(void);
+extern void redraw(struct WindowRec *windowrec);
+extern void handle_resize(Widget, XtPointer, XEvent *, Boolean *);
+extern void handle_expose(Widget, XtPointer, XEvent *, Boolean *);
+extern void handle_property_change(Widget, XtPointer, XEvent *, Boolean *);
+extern void handle_command(Widget widget, XtPointer client_data,
+			   XtPointer call_data);
+extern void showmessage(const char *);
+extern void set_chld(struct xchild *);
+extern void clear_chld(struct xchild *);
+extern void set_io(struct xio *);
+extern void clear_io(struct xio *);
+extern unsigned int read_events(unsigned int);
+
+typedef void (*home_proc) (wide_bool);
+extern void goto_page(int page, home_proc proc, Boolean force);
+
+extern void setup_sigalarm(void);
+extern void setup_signal_handlers(void);
+extern int shrink_to_fit(void);
+extern void do_pages(void);
+extern void do_set_density(double newgamma, Boolean force, Boolean update_resource);
+extern void do_toggle_color(Boolean update_resource);
+
+#ifdef PS
+extern void Act_set_ps(Widget w, XEvent *event, String *params, Cardinal *num_params);
+#endif
+
+#ifdef PS_GS
+extern void Act_set_gs_alpha(Widget w, XEvent *event, String *params, Cardinal *num_params);
+#endif
+
+extern void Act_recent_files(Widget w, XEvent *event, String *params, Cardinal *num_params);
+extern void Act_htex_back(Widget w, XEvent *event, String *params, Cardinal *num_params);
+extern void Act_htex_forward(Widget w, XEvent *event, String *params, Cardinal *num_params);
+
+extern void Act_set_keep_flag(Widget w, XEvent *event, String *params, Cardinal *num_params);
+extern void Act_back_page(Widget w, XEvent *event, String *params, Cardinal *num_params);
+extern void Act_forward_page(Widget w, XEvent *event, String *params, Cardinal *num_params);
+extern void do_set_shrinkfactor(int arg, Boolean set_resource);
+extern void Act_set_shrink_factor(Widget w, XEvent *event, String *params, Cardinal *num_params);
+extern void Act_shrink_to_dpi(Widget w, XEvent *event, String *params, Cardinal *num_params);
+extern void Act_set_expert_mode(Widget w, XEvent *event, String *params, Cardinal *num_params);
+extern void Act_use_tex_pages(Widget w, XEvent *event, String *params, Cardinal *num_params);
+extern void Act_ruler_mode(Widget w, XEvent *event, String *params, Cardinal *num_params);
+extern void Act_set_expert_mode(Widget w, XEvent *event, String *params, Cardinal *num_params);
+extern void Act_switch_mode(Widget w, XEvent *event, String *params, Cardinal *num_params);
+
+#if defined(NEW_MENU_CREATION) || defined(MOTIF)
+extern void Act_set_papersize(Widget w, XEvent *event, String *params, Cardinal *num_params);
+extern void Act_set_paper_landscape(Widget w, XEvent *event, String *params, Cardinal *num_params);
+#endif /* NEW_MENU_CREATION */
+
+extern void Act_pagehistory_clear(Widget w, XEvent *event, String *params, Cardinal *num_params);
+extern void Act_pagehistory_back(Widget w, XEvent *event, String *params, Cardinal *num_params);
+extern void Act_pagehistory_forward(Widget w, XEvent *event, String *params, Cardinal *num_params);
+extern void Act_pagehistory_delete_backward(Widget w, XEvent *event, String *params, Cardinal *num_params);
+extern void Act_pagehistory_delete_forward(Widget w, XEvent *event, String *params, Cardinal *num_params);
+
+extern void null_mouse(XEvent *ignored);
+extern void block_next_mouse_event(void);
+extern Boolean block_this_mouse_event(void);
+extern void text_motion(XEvent *event);
+extern Boolean dragging_text_selection(void);
+
+typedef enum { TEXT_SEL_MOVE, TEXT_SEL_CLEAR, TEXT_SEL_REDRAW, TEXT_SEL_ERASE } textSelectionT;
+extern void text_change_region(textSelectionT mode, XEvent *event);
+
+extern void text_selection_start(XEvent *event);
+
+#if COLOR
+
+extern void update_expert_mode(void);
+
+extern Boolean check_resource_expert(void *val, const char *param);
+extern Boolean check_paper_landscape(void *val, const char *param);
+extern Boolean check_papersize(void *val, const char *param);
+extern Boolean check_toggle(void *val, const char *param);
+extern Boolean check_int(void *val, const char *param);
+
+#endif /* COLOR */
+
+
+struct xdvi_action {
+    XtActionProc proc;
+    Cardinal num_params;
+    String param;
+    struct xdvi_action *next;
+};
+
+extern struct xdvi_action *compile_action(const char *str);
+extern void watch_file_cb(XtPointer client_data, XtIntervalId * id);
+extern void redraw_page(void);
+
+extern void handle_x_scroll(Widget w, XtPointer closure, XEvent *ev, Boolean *cont);
+extern void handle_y_scroll(Widget w, XtPointer closure, XEvent *ev, Boolean *cont);
+extern void xdvi_exit_callback(Widget w, XtPointer client_data, XtPointer call_data);
+
+#endif /* EVENTS_H_ */